Home / 12,333,000.20-18,499,397.90-9,639,589.41

Finding the Fourth Proportional to 12,333,000.20, 18,499,397.90 and 9,639,589.41

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Solution

The fourth proportional to 12,333,000.20, 18,499,397.90 and 9,639,589.41 is: 14,459,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,000.20 : 18,499,397.90 = 9,639,589.41 : x
  2. Step 2: Convert to fraction form
    12,333,000.20/18,499,397.90 = 9,639,589.41/x
  3. Step 3: Cross multiply
    12,333,000.20x = 18,499,397.90 × 9,639,589.41
  4. Step 4: Simplify right side
    12,333,000.20x = 178,326,600,040,018.28
  5. Step 5: Solve for x
    x = 178,326,600,040,018.28/12,333,000.20
  6. Step 6: Final answer
    x = 14,459,304.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.